Alcoa Fastening Systems Enters Strategic Partnership with COMAC

Alcoa Fastening Systems (AFS), a unit of Alcoa (NYSE: AA), today
announced it has signed a strategic technology and commercial
cooperation agreement with Commercial Aircraft of China, Ltd (COMAC).
This agreement deepens Alcoa′s existing partnership with COMAC, the main
manufacturer of large passenger aircraft programs in China, and
reinforces Alcoa′s presence in one of the world′s fastest growing
aerospace markets.

'This agreement establishes Alcoa Fastening Systems as a key partner
with COMAC in the development and production of its commercial C919
aircraft,? said AFS President Vitaliy Rusakov. 'Since 2005, with the
inception of our manufacturing operations in Suzhou and our distribution
facility in Waigaoqiao, we have anticipated and supported the needs of
the growing Chinese aerospace market. We value our relationship and look
forward to developing our long-term partnership with COMAC.?

AFS will provide COMAC with technical assistance in fastener and
assembly tooling selection, joint design consideration and quality
system management. The technical assistance will include engineering,
design and training. In return, COMAC will purchase a significant
percentage of its fasteners from AFS for the initial production of the
C919 aircraft.

Alcoa established a technology
cooperation agreement with COMAC in 2009 examining advanced aluminum
structural concepts, designs and alloys for the C919 aircraft.

Alcoa Fastening Systems is a leading worldwide designer and manufacturer
of fastening systems including specialty fasteners, fluid fittings,
assembly components, and installation systems for aerospace and
industrial applications. Headquartered in Torrance, California, the
company has over 6,800 employees at 32 manufacturing and
distribution/logistics locations in 11 countries.

About Alcoa

Alcoa is the world′s leading producer of primary and fabricated
aluminum, as well as the world′s largest miner of bauxite and refiner of
alumina. In addition to inventing the modern-day aluminum industry,
Alcoa innovation has been behind major milestones in the aerospace,
automotive, packaging, building and construction, commercial
transportation, consumer electronics and industrial markets over the
past 125 years. Among the solutions Alcoa markets are flat-rolled
products, hard alloy extrusions, and forgings, as well as Alcoa ? wheels,
fastening systems, precision and investment castings, and building
systems in addition to its expertise in other light metals such as
titanium and nickel-based super alloys. Sustainability is an integral
part of Alcoa′s operating practices and the product design and
engineering it provides to customers. Alcoa has been a member of the Dow
Jones Sustainability Index for 11 consecutive years and approximately 75
percent of all of the aluminum ever produced since 1888 is still in
active use today. Alcoa employs approximately 61,000 people in 30
countries across the world. For more information, visit www.alcoa.com
and follow @Alcoa on Twitter
at twitter.com/Alcoa.

Investor Contact:

Alcoa

Kelly Pasterick, 212-836-2674

or

Media
Contacts:

Alcoa

Monica Orbe, 212-836-2632

or

Alcoa
Fastening Systems

Anne Brown, 714-449-4374